Records of the Geological Survey of India, Volume 125, Parts 6-8Government of India, 1990 - Geology Includes the "Annual report of the Geological Survey of India," 1867- |
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Page 4
... tunnel . a ) b ) c ) DH NO.AT1 on Access Tunnel , and d ) DH No. UQ1 to UQ4 on upper quarry site . Total 297.77 m length of core was logged and inter- preted . On the extended alignment on left flank of upper dam site , three holes ...
... tunnel . a ) b ) c ) DH NO.AT1 on Access Tunnel , and d ) DH No. UQ1 to UQ4 on upper quarry site . Total 297.77 m length of core was logged and inter- preted . On the extended alignment on left flank of upper dam site , three holes ...
Page 7
... tunnel stretches and passes through low lying coastal plain and also through the rugged terrain made - up of basalts , quartzites , schists and laterites . The present investigation for the Nathuwadi tunnel alignment ( Tunnel No.6 ) ...
... tunnel stretches and passes through low lying coastal plain and also through the rugged terrain made - up of basalts , quartzites , schists and laterites . The present investigation for the Nathuwadi tunnel alignment ( Tunnel No.6 ) ...
Page 130
... tunnel , involving drill core logging of 168.35m and detailed geological mapping of 5000 sq m which led to the interpretation of a glided rock mass resting over a thich mylonite shear zone ( Fig.75 ) . It was inferred that the tunnel in ...
... tunnel , involving drill core logging of 168.35m and detailed geological mapping of 5000 sq m which led to the interpretation of a glided rock mass resting over a thich mylonite shear zone ( Fig.75 ) . It was inferred that the tunnel in ...
Contents
GEOLOGICAL MAPPING 1 to 58 | 8 |
Elucidation of structure stratigraphy and mineralisation potential | 18 |
MINERAL INVESTIGATIONS 61 to 88 | |
Copyright | |
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alluvial Alluvium amphibolite anomaly Aravalli bands basalt basement basic basin bed rock belt Bijawar biotite block boreholes chlorite clay comprising conglomerate Deccan Trap deformation deposits depth dips district dolomite drill holes dykes Engineering Geology Division exposed fault field season flood plain flows folds foliation Formation fractures Ganga geochemical geological mapping Geologist Jr geophysical GEOTECHNICAL INVESTIGATION gneiss gold Gondwana grade grained granite granite gneiss granitoids grey Group indicated intrusive joints kmĀ² lava limestone lineaments located MADHYA PRADESH MADHYA PRADESH Code magnetic MAHARASHTRA metamorphism mica schist mineral mineralisation Nagpur Narmada occur Older Alluvium pegmatite phyllite plagioclase porphyritic quartz quartz veins quartzite Quaternary Rajasthan regional rhyolite river Sakoli samples sand sandstone scale schist sediments sequence shale shear zone Siwalik slope soil sq km stratigraphic studies sulphide Supergroup surface surveys terrace thick tion toposheet traversed trending tunnel ultramafic Unconformity upto Uttar Pradesh Varanasi Older volcanic